240219

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 32

約数和(自身を含む): 430080

約数和(自身を除く): 189861

約数列:

[1, 3, 7, 9, 21, 27, 31, 41, 63, 93, 123, 189, 217, 279, 287, 369, 651, 837, 861, 1107, 1271, 1953, 2583, 3813, 5859, 7749, 8897, 11439, 26691, 34317, 80073, 240219]

約数ペア:

[(1, 240219), (3, 80073), (7, 34317), (9, 26691), (21, 11439), (27, 8897), (31, 7749), (41, 5859), (63, 3813), (93, 2583), (123, 1953), (189, 1271), (217, 1107), (279, 861), (287, 837), (369, 651)]